diff --git a/static/scripts/common.js b/static/scripts/common.js
index 94d6f780ae..7b9627729e 100644
--- a/static/scripts/common.js
+++ b/static/scripts/common.js
@@ -151,18 +151,8 @@ define([
 
         ajaxErrorHandler: function(xhr, textStatus, errorThrown) {
             if (xhr.responseText) {
-
                 var parsed_resp = $.parseJSON(xhr.responseText);
-
-                if (parsed_resp.hasOwnProperty('error')) {
-                    /* error msg from seahub ajax */
-                    this.feedback(parsed_resp.error, 'error');
-                } else if (parsed_resp.hasOwnProperty('error_msg')) {
-                    /* error msg from seahub api */
-                    this.feedback(parsed_resp.error_msg, 'error');
-                } else {
-                    this.feedback(gettext("Error"), 'error');
-                }
+                this.feedback(parsed_resp.error||parsed_resp.error_msg, 'error');
             } else {
                 this.feedback(gettext("Failed. Please check the network."), 'error');
             }